{"id":8053,"date":"2021-03-03T09:37:00","date_gmt":"2021-03-03T08:37:00","guid":{"rendered":"https:\/\/www.kyos.ch\/?p=8053"},"modified":"2023-05-05T14:07:55","modified_gmt":"2023-05-05T12:07:55","slug":"0-day-vulnerability","status":"publish","type":"post","link":"https:\/\/staging.kyos.ch\/en\/sec-en\/0-day-vulnerability\/","title":{"rendered":"0-day Vulnerability"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-post\" data-elementor-id=\"8053\" class=\"elementor elementor-8053 elementor-5874\" data-elementor-post-type=\"post\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-315aab79 elementor-section-full_width elementor-section-stretched elementor-section-height-default elementor-section-height-default\" data-id=\"315aab79\" data-element_type=\"section\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;,&quot;stretch_section&quot;:&quot;section-stretched&quot;}\">\n\t\t\t\t\t\t\t<div class=\"elementor-background-overlay\"><\/div>\n\t\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-33 elementor-top-column elementor-element elementor-element-2dab8f0f  kyos-vertical-menu elementor-hidden-phone elementor-hidden-tablet\" data-id=\"2dab8f0f\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-78e80256 kyos-fixed-item elementor-widget elementor-widget-template\" data-id=\"78e80256\" data-element_type=\"widget\" data-widget_type=\"template.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-template\">\n\t\t\t\t\t<div data-elementor-type=\"section\" data-elementor-id=\"8783\" class=\"elementor elementor-8783 elementor-8533\" data-elementor-post-type=\"elementor_library\">\n\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-a813e45 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"a813e45\" data-element_type=\"section\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-d5af3eb\" data-id=\"d5af3eb\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-inner-section elementor-element elementor-element-26058eb elementor-section-full_width elementor-section-height-default elementor-section-height-default\" data-id=\"26058eb\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-33 elementor-inner-column elementor-element elementor-element-3e54c19\" data-id=\"3e54c19\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-8cde3b2 kyos-fixed-item elementor-view-default elementor-widget elementor-widget-icon\" data-id=\"8cde3b2\" data-element_type=\"widget\" data-widget_type=\"icon.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-icon-wrapper\">\n\t\t\t<a class=\"elementor-icon\" href=\"https:\/\/staging.kyos.ch\/kyos\/\">\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"19.432\" height=\"44.834\" viewBox=\"0 0 19.432 44.834\"><path id=\"Trac&#xE9;_4373\" data-name=\"Trac&#xE9; 4373\" d=\"M7.771,22.432h0L19.432,0H11.687L0,22.432l11.687,22.4h7.745Z\" fill=\"#2d2926\"><\/path><\/svg>\t\t\t<\/a>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-33 elementor-inner-column elementor-element elementor-element-48b921f\" data-id=\"48b921f\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-390f19f kyos-fixed-item-black elementor-widget elementor-widget-text-editor\" data-id=\"390f19f\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><a style=\"color: #2d2926!important;\" href=\"\/en\/kyos\/\">About<\/a><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-33 elementor-inner-column elementor-element elementor-element-6e00f63\" data-id=\"6e00f63\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap\">\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-33 elementor-top-column elementor-element elementor-element-2f4e8eb\" data-id=\"2f4e8eb\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-1474b28e elementor-widget elementor-widget-heading\" data-id=\"1474b28e\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">0-day Vulnerability<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-59357ed7 elementor-align-left elementor-widget elementor-widget-post-info\" data-id=\"59357ed7\" data-element_type=\"widget\" data-widget_type=\"post-info.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<ul class=\"elementor-inline-items elementor-icon-list-items elementor-post-info\">\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item elementor-repeater-item-5934c6a elementor-inline-item\" itemprop=\"datePublished\">\n\t\t\t\t\t\t<a href=\"https:\/\/staging.kyos.ch\/en\/2021\/03\/03\/\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t\t<i aria-hidden=\"true\" class=\"fas fa-calendar\"><\/i>\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text elementor-post-info__item elementor-post-info__item--type-date\">\n\t\t\t\t\t\t\t\t\t\t<time>March 3, 2021<\/time>\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t<\/li>\n\t\t\t\t<li class=\"elementor-icon-list-item elementor-repeater-item-6d7e03c elementor-inline-item\">\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t\t<i aria-hidden=\"true\" class=\"far fa-clock\"><\/i>\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text elementor-post-info__item elementor-post-info__item--type-time\">\n\t\t\t\t\t\t\t\t\t\t<time>9:37 am<\/time>\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t<li class=\"elementor-icon-list-item elementor-repeater-item-d6c49fb elementor-inline-item\" itemprop=\"author\">\n\t\t\t\t\t\t<a href=\"https:\/\/staging.kyos.ch\/en\/author\/etienne-maghakian\/\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t\t<i aria-hidden=\"true\" class=\"far fa-user-circle\"><\/i>\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text elementor-post-info__item elementor-post-info__item--type-author\">\n\t\t\t\t\t\t\t\t\t\tEtienne Maghakian\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t<\/li>\n\t\t\t\t<\/ul>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-624b6c78 elementor-widget elementor-widget-theme-post-excerpt\" data-id=\"624b6c78\" data-element_type=\"widget\" data-widget_type=\"theme-post-excerpt.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\tOn March 2, Microsoft has released an emergency security update for Microsoft Exchange to remediate six vulnerabilities allowing remote code execution, of which 4 can bypass any authentication control.\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-7b33271 elementor-widget elementor-widget-theme-post-featured-image elementor-widget-image\" data-id=\"7b33271\" data-element_type=\"widget\" data-widget_type=\"theme-post-featured-image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img fetchpriority=\"high\" decoding=\"async\" width=\"640\" height=\"427\" src=\"https:\/\/staging.kyos.ch\/wp-content\/uploads\/2021\/04\/image-blog-vulnerability-kyos.jpg\" class=\"attachment-full size-full wp-image-6725\" alt=\"\" srcset=\"https:\/\/staging.kyos.ch\/wp-content\/uploads\/2021\/04\/image-blog-vulnerability-kyos.jpg 640w, https:\/\/staging.kyos.ch\/wp-content\/uploads\/2021\/04\/image-blog-vulnerability-kyos-300x200.jpg 300w\" sizes=\"(max-width: 640px) 100vw, 640px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-c276188 elementor-widget elementor-widget-text-editor\" data-id=\"c276188\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div id=\"main_content\"><article class=\"entry post clearfix\"><div><p><span lang=\"EN-US\">On March 2, Microsoft has released an emergency security update for Microsoft Exchange to remediate six vulnerabilities allowing remote code execution, of which 4 can bypass any authentication control.<\/span><\/p><p><span style=\"font-style: inherit; font-weight: inherit; font-family: var( --e-global-typography-text-font-family ), Sans-serif;\">The discovery of the vulnerabilities was made by a cybersecurity company that was investigating atypical volume of traffic on a customer\u2019s Exchange server.<\/span><\/p><p><span style=\"font-style: inherit; font-weight: inherit; font-family: var( --e-global-typography-text-font-family ), Sans-serif;\">According to Microsoft, the vulnerabilities have been exploited in 2021 by a single group working on behalf of the Chinese government, but since they have been made public it is expected that soon they will start to be exploited \u201cin the wild\u201d.<\/span><\/p><p><span lang=\"EN-US\" style=\"font-style: inherit; font-weight: inherit; font-family: var( --e-global-typography-text-font-family ), Sans-serif;\">Kyos has already started the change process to apply the patches to all managed clients having Exchange servers on premises. Furthermore, we are preparing a tool aimed to search for indications of attacks or compromise in the Exchange log files.<\/span><span style=\"font-style: inherit; font-weight: var( --e-global-typography-text-font-weight ); font-family: var( --e-global-typography-text-font-family ), Sans-serif; font-size: var( --e-global-typography-text-font-size );\">\u00a0<\/span><\/p><\/div><\/article><\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-33 elementor-top-column elementor-element elementor-element-4d2a3853 elementor-hidden-tablet elementor-hidden-phone\" data-id=\"4d2a3853\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-3862117e kyos-fixed-item elementor-widget elementor-widget-template\" data-id=\"3862117e\" data-element_type=\"widget\" data-widget_type=\"template.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-template\">\n\t\t\t\t\t<div data-elementor-type=\"section\" data-elementor-id=\"8782\" class=\"elementor elementor-8782 elementor-8557\" data-elementor-post-type=\"elementor_library\">\n\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-e7758e7 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"e7758e7\" data-element_type=\"section\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-2b28947\" data-id=\"2b28947\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-69ae174 elementor-widget elementor-widget-text-editor\" data-id=\"69ae174\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>More information on this subject?<\/p><p>We are at your disposal!<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-991947b elementor-widget elementor-widget-button\" data-id=\"991947b\" data-element_type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"#kyos-footer-bloc\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Contact us<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>On March 2, Microsoft has released an emergency security update for Microsoft Exchange to remediate six vulnerabilities allowing remote code execution, of which 4 can bypass any authentication control.<\/p>\n","protected":false},"author":3,"featured_media":6725,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"elementor_header_footer","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[66],"tags":[],"class_list":["post-8053","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-sec-en"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.4 - 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